Meth and the Brain. 1  Meth releases a surge of dopamine, causing an intense rush of pleasure or prolonged sense of euphoria. 2  Over time, meth destroys dopamine receptors, making it impossible to feel pleasure. 3  Although these pleasure centers can heal over time, research suggests that damage to users' cognitive abilities may be permanent.
Ammolite is an opal-like organic gemstone found primarily along the eastern slopes of the Rocky Mountains of North America. It is made of the fossilized shells of ammonites, which in turn are composed primarily of aragonite, the same mineral contained in nacre, with a microstructure inherited from the shell.
Soil Amelioration Sand (Coarse). Soil amelioration sand is a washed, hydrosized sand designed to STRI recommendations for the amelioration of soil. Soil amelioration sand is designed to create a well structured soil with air-filled soil pores, as recommended by STRI for sports pitches...but it works nicely for vegetables too!Gardening books often say 'use sharp sand'.oil amelioration is normally done by blending 2 parts sand to 1 part of soil, the aim being to arrive at a loam (for an exact blend for your particular soil, professional advice should be taken). Our soil amelioration sand has a pH of approximately 8.0.